Firecrest vs Japanese Weasel

Regulus ignicapilla compared with Mustela itatsi

Key Differences

• Firecrest is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Firecrest	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Carnivora (Carnivorans)
Family	Regulidae	Mustelidae (Weasels & Otters)
Genus	Regulus	Mustela
Species	Regulus ignicapilla	Mustela itatsi

Evolutionary Relationship

Firecrest and Japanese Weasel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Firecrest

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Firecrest	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Firecrest

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Ukraine.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Firecrest

Firecrest (Regulus ignicapilla) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.